package com.cloud.edu.sys.service.impl;

import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.cloud.edu.contants.Constant;
import com.cloud.edu.sys.model.Role;
import com.cloud.edu.sys.service.SysRoleMenuService;
import com.cloud.edu.sys.service.SysRoleService;
import com.cloud.edu.sys.service.SysUserRoleService;
import com.cloud.edu.sys.service.SysUserService;
import com.cloud.edu.utils.PageUtils;

import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * 角色
 * 
 * @author chenshun
 * @email sunlightcs@gmail.com
 * @date 2016年9月18日 上午9:45:12
 */
@Service("sysRoleService")
public class SysRoleServiceImpl implements SysRoleService {
	@Autowired
	private SysRoleMenuService sysRoleMenuService;
	@Autowired
	private SysUserService sysUserService;
    @Autowired
    private SysUserRoleService sysUserRoleService;

	public PageUtils queryPage(Map<String, Object> params) {
		String roleName = (String)params.get("roleName");
		Long createUserId = (Long)params.get("createUserId");

//		Page<SysRoleEntity> page = this.selectPage(
//			new Query<SysRoleEntity>(params).getPage(),
//			new EntityWrapper<SysRoleEntity>()
//				.like(StringUtils.isNotBlank(roleName),"role_name", roleName)
//				.eq(createUserId != null,"create_user_id", createUserId)
//		);new PageUtils(page);

		return null;
	}

    @Transactional(rollbackFor = Exception.class)
    public void save(Role role) {
        role.setCreateTime(new Date());
//        this.insert(role);

        //检查权限是否越权
        checkPrems(role);

        //保存角色与菜单关系
//        sysRoleMenuService.saveOrUpdate(role.getRoleId(), role.getMenuIdList());
    }

    @Transactional(rollbackFor = Exception.class)
    public void update(Role role) {
//        this.updateById(role);

        //检查权限是否越权
        checkPrems(role);

        //更新角色与菜单关系
//        sysRoleMenuService.saveOrUpdate(role.getRoleId(), role.getMenuIdList());
    }

    @Transactional(rollbackFor = Exception.class)
    public void deleteBatch(Long[] roleIds) {
        //删除角色
//        this.deleteBatchIds(Arrays.asList(roleIds));

        //删除角色与菜单关联
        sysRoleMenuService.deleteBatch(roleIds);

        //删除角色与用户关联
        sysUserRoleService.deleteBatch(roleIds);
    }


    public List<Long> queryRoleIdList(Long createUserId) {
		return null;//baseMapper.queryRoleIdList(createUserId);
	}

	/**
	 * 检查权限是否越权
	 */
	private void checkPrems(Role role){
		//如果不是超级管理员，则需要判断角色的权限是否超过自己的权限
//		if(role.getCreateUserId() == Constant.SUPER_ADMIN){
//			return ;
//		}
		
		//查询用户所拥有的菜单列表
//		List<Long> menuIdList = sysUserService.queryAllMenuId(role.getCreateUserId());
		
		//判断是否越权
//		if(!menuIdList.containsAll(role.getMenuIdList())){
////			throw new RRException("新增角色的权限，已超出你的权限范围");
//		}
	}
}
